Microbial Ecology Molecular Diversity of nifH Genes from Bacteria Associated with High Arctic Dwarf Shrubs

• Main Author: Keith N. Egger
• Other Authors: The Pennsylvania State University CiteSeerX Archives
• Format: Text
• Language: English
• Subjects: Alexandra Fiord; Arctic; Canada; Ellesmere Island; Cassiope tetragona
• Online Access: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.546.1820; http://web.unbc.ca/~egger/docs/Deslippe_JR %26 Egger_KN.2006.nifH Arctic dwarf shrubs.Microb Ecol 51.pdf

Biological nitrogen fixation is the primary source of new N in terrestrial arctic ecosystems and is fundamental to the long-term productivity of arctic plant communities. Still, relatively little is known about the nitrogen-fixing microbes that inhabit the soils of many dominant vegetation types. Ou...